Merge pull request #602 from doudar/Homing_Sensitivity

Added Homing Sensitivity

Author: doudar

CHANGELOG.md

@@ -9,6 +9,15 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Added
 
+### Changed
+- Added "Homing Sensitivity" so that the homing force value can be adjusted. 
+### Hardware
+
+
+## [24.11.25]
+
+### Added
+
 ### Changed
 
 ### Hardware

Hardware/Common Assets/Bike Mount/CAD/IC4 Mount.AD_PRT

@@ -60,6 +60,7 @@ const uint8_t BLE_simulatedTargetWatts  = 0x28;  // current target watts
 const uint8_t BLE_simulateTargetWatts   = 0x29;  // are we sending target watts
 const uint8_t BLE_hMin                  = 0x2A;  // Minimum homing value
 const uint8_t BLE_hMax                  = 0x2B;  // Maximum homing value
+const uint8_t BLE_homingSensitivity     = 0x2C;  // Homing sensitivity value
 
 class BLE_ss2kCustomCharacteristic {
  public:

include/BLE_Custom_Characteristic.h

@@ -123,11 +123,11 @@ class userParameters {
   int stepperSpeed;
   bool stepperDir;
   bool shifterDir;
-  bool udpLogEnabled = false;
-  int32_t hMin = INT32_MIN;
-  int32_t hMax = INT32_MIN;
-
+  bool udpLogEnabled         = false;
+  int32_t hMin               = INT32_MIN;
+  int32_t hMax               = INT32_MIN;
   bool FTMSControlPointWrite = false;
+  int homingSensitivity      = DEFAULT_HOMING_SENSITIVITY;  // Use default from settings.h
   String ssid;
   String password;
   String connectedPowerMeter   = CONNECTED_POWER_METER;
@@ -208,6 +208,9 @@ class userParameters {
   void setHMax(int32_t max) { hMax = max; }
   int32_t getHMax() { return hMax; }
 
+  void setHomingSensitivity(int sensitivity) { homingSensitivity = sensitivity; }
+  int getHomingSensitivity() { return homingSensitivity; }
+
   void setDefaults();
   String returnJSON();
   void saveToLittleFS();

include/SmartSpin_parameters.h

@@ -249,9 +249,9 @@ const char* const DEFAULT_PASSWORD = "password";
 #endif
 
 // Max size of userconfig
-#define USERCONFIG_JSON_SIZE 1524 + DEBUG_LOG_BUFFER_SIZE
+#define USERCONFIG_JSON_SIZE 2000 + DEBUG_LOG_BUFFER_SIZE
 
-#define RUNTIMECONFIG_JSON_SIZE 512 + DEBUG_LOG_BUFFER_SIZE
+#define RUNTIMECONFIG_JSON_SIZE 1000 + DEBUG_LOG_BUFFER_SIZE
 
 // PowerTable Version
 #define TABLE_VERSION 5
@@ -308,11 +308,14 @@ const char* const DEFAULT_PASSWORD = "password";
 // Initial and web scan duration.
 #define DEFAULT_SCAN_DURATION 5
 
+// Default homing sensitivity value
+#define DEFAULT_HOMING_SENSITIVITY 50
+
 // BLE automatic reconnect duration. Set this low to avoid interruption.
 #define BLE_RECONNECT_SCAN_DURATION 5
 
 // Task Stack Sizes
-#define MAIN_STACK 6500
+#define MAIN_STACK       6500
 #define BLE_CLIENT_STACK 6000
 
 // Uncomment to enable stack size debugging info

include/settings.h

@@ -229,7 +229,7 @@ void BLE_ss2kCustomCharacteristic::process(std::string rxValue) {
     } break;
 
     case BLE_deviceName:  // 0x07
-      logBufLength = snprintf(logBuf + logBufLength, kLogBufCapacity - logBufLength, "<-deviceName");
+      logBufLength += snprintf(logBuf + logBufLength, kLogBufCapacity - logBufLength, "<-deviceName");
       if (rxValue[0] == cc_read) {
         returnValue[0] = cc_success;
         returnString   = userConfig->getDeviceName();
@@ -740,6 +740,26 @@ void BLE_ss2kCustomCharacteristic::process(std::string rxValue) {
         logBufLength += snprintf(logBuf + logBufLength, kLogBufCapacity - logBufLength, " (%f)", userConfig->getHMax());
       }
       break;
+
+    case BLE_homingSensitivity:  // 0x2C
+      logBufLength += snprintf(logBuf + logBufLength, kLogBufCapacity - logBufLength, "<-homingSensitivity");
+      if (rxValue[0] == cc_read) {
+        returnValue[0] = cc_success;
+        returnValue[2] = (uint8_t)(userConfig->getHomingSensitivity() & 0xff);
+        returnValue[3] = (uint8_t)(userConfig->getHomingSensitivity() >> 8);
+        returnLength += 2;
+      }
+      if (rxValue[0] == cc_write) {
+        returnValue[0] = cc_success;
+        userConfig->setHomingSensitivity(bytes_to_u16(rxValue[3], rxValue[2]));
+        logBufLength += snprintf(logBuf + logBufLength, kLogBufCapacity - logBufLength, "(%d)", userConfig->getHomingSensitivity());
+      }
+      break;
+
+    default:
+      logBufLength += snprintf(logBuf + logBufLength, kLogBufCapacity - logBufLength, "<-Unknown Characteristic");
+      returnValue[0] = cc_error;
+      break;
   }
 
   SS2K_LOG(CUSTOM_CHAR_LOG_TAG, "%s", logBuf);
@@ -895,10 +915,14 @@ void BLE_ss2kCustomCharacteristic::parseNemit() {
     BLE_ss2kCustomCharacteristic::notify(BLE_hMin);
     return;
   }
-
   if (userConfig->getHMax() != _oldParams.getHMax()) {
     _oldParams.setHMax(userConfig->getHMax());
     BLE_ss2kCustomCharacteristic::notify(BLE_hMax);
     return;
   }
+  if (userConfig->getHomingSensitivity() != _oldParams.getHomingSensitivity()) {
+    _oldParams.setHomingSensitivity(userConfig->getHomingSensitivity());
+    BLE_ss2kCustomCharacteristic::notify(BLE_homingSensitivity);
+    return;
+  }
 }

src/BLE_Custom_Characteristic.cpp

@@ -598,7 +598,7 @@ void SS2K::goHome(bool bothDirections) {
         userConfig->setHMax(INT32_MIN);
         return;
       }
-      stalled = (driver.SG_RESULT() < threshold - 50);
+      stalled = (driver.SG_RESULT() < threshold - userConfig->getHomingSensitivity());
     }
     stepper->forceStop();
     vTaskDelay(100 / portTICK_PERIOD_MS);
@@ -627,7 +627,7 @@ void SS2K::goHome(bool bothDirections) {
           userConfig->setHMax(INT32_MIN);
           return;
         }
-        stalled = (driver.SG_RESULT() < threshold - 100);
+        stalled = (driver.SG_RESULT() < threshold - userConfig->getHomingSensitivity());
       }
       stepper->forceStop();
       fitnessMachineService.spinDown(0x02);

src/Main.cpp

@@ -69,6 +69,7 @@ void userParameters::setDefaults() {
   udpLogEnabled         = false;
   hMin                  = INT32_MIN;
   hMax                  = INT32_MIN;
+  homingSensitivity     = DEFAULT_HOMING_SENSITIVITY;
 }
 
 //---------------------------------------------------------------------------------
@@ -104,6 +105,7 @@ String userParameters::returnJSON() {
   doc["udpLogEnabled"]         = udpLogEnabled;
   doc["hMin"]                  = hMin;
   doc["hMax"]                  = hMax;
+  doc["homingSensitivity"]     = homingSensitivity;
 
   String output;
   serializeJson(doc, output);
@@ -154,6 +156,7 @@ void userParameters::saveToLittleFS() {
   doc["udpLogEnabled"] = udpLogEnabled;
   doc["hMin"]          = hMin;
   doc["hMax"]          = hMax;
+  doc["homingSensitivity"]     = homingSensitivity;
 
   // Serialize JSON to file
   if (serializeJson(doc, file) == 0) {
@@ -238,6 +241,9 @@ void userParameters::loadFromLittleFS() {
   if (!doc["hMax"].isNull()) {
     setHMax(doc["hMax"]);
   }
+  if (!doc["homingSensitivity"].isNull()) {
+    setHomingSensitivity(doc["homingSensitivity"]);
+  }
 
   SS2K_LOG(CONFIG_LOG_TAG, "Config File Loaded: %s", configFILENAME);
   file.close();